Dracunculiasis: Dracunculiasis, more commonly known as Guinea worm disease, is a preventable infection caused by the parasite Dracunculus medinensis.Infection affects poor communities in remote parts of Africa that do not have safe water to drink.racunculiasis (dra-KUNK-you-LIE-uh-sis), more commonly called Guinea worm disease, is a parasitic infection caused by Dracunculus medinensis (a long, thin worm). Infection is seen when the adult worm emerges through the skin of an infected person.
1. personality disorder-inflexible and maladaptive patterns of behavior. folie, mental disorder, mental disturbance, psychological disorder, disturbance - (psychiatry) a psychological disorder of thought or emotion; a more neutral term than mental illness.
Narcissistic personality disorder (NPD) is a personality disorder in which a person is excessively preoccupied with personal adequacy, power, prestige and vanity, mentally unable to see the destructive damage they are causing to themselves and others.It is a cluster B personality disorder.arcissistic personality disorder is characterized by an over-inflated sense of self-importance, as well as dramatic, emotional behavior that is in the same category as antisocial and borderline personality disorders.